1 /***************************************************************************
2 * Copyright (C) 2007 by Jean-Baptiste Mardelle (jb@kdenlive.org) *
4 * This program is free software; you can redistribute it and/or modify *
5 * it under the terms of the GNU General Public License as published by *
6 * the Free Software Foundation; either version 2 of the License, or *
7 * (at your option) any later version. *
9 * This program is distributed in the hope that it will be useful, *
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of *
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
12 * GNU General Public License for more details. *
14 * You should have received a copy of the GNU General Public License *
15 * along with this program; if not, write to the *
16 * Free Software Foundation, Inc., *
17 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA *
18 ***************************************************************************/
24 #include <KMessageBox>
26 #include "definitions.h"
27 #include "headertrack.h"
28 #include "trackview.h"
30 #include "transition.h"
31 #include "kdenlivesettings.h"
32 #include "clipmanager.h"
33 #include "customruler.h"
34 #include "kdenlivedoc.h"
35 #include "mainwindow.h"
36 #include "customtrackview.h"
39 TrackView::TrackView(KdenliveDoc *doc, QWidget *parent)
40 : QWidget(parent), m_doc(doc), m_scale(1.0), m_projectTracks(0) {
42 view = new Ui::TimeLine_UI();
45 m_scene = new CustomTrackScene(doc);
46 m_trackview = new CustomTrackView(doc, m_scene, parent);
47 m_trackview->scale(1, 1);
48 m_trackview->setAlignment(Qt::AlignLeft | Qt::AlignTop);
49 //m_scene->addRect(QRectF(0, 0, 100, 100), QPen(), QBrush(Qt::red));
51 m_ruler = new CustomRuler(doc->timecode(), m_trackview);
52 connect(m_ruler, SIGNAL(zoneMoved(int, int)), this, SIGNAL(zoneMoved(int, int)));
53 QHBoxLayout *layout = new QHBoxLayout;
54 view->ruler_frame->setLayout(layout);
57 layout->getContentsMargins(&left_margin, 0, &right_margin, 0);
58 layout->setContentsMargins(left_margin, 0, right_margin, 0);
59 layout->addWidget(m_ruler);
61 QHBoxLayout *tracksLayout = new QHBoxLayout;
62 tracksLayout->setContentsMargins(0, 0, 0, 0);
63 view->tracks_frame->setLayout(tracksLayout);
65 view->headers_area->setHorizontalScrollBarPolicy(Qt::ScrollBarAlwaysOff);
66 view->headers_area->setVerticalScrollBarPolicy(Qt::ScrollBarAlwaysOff);
68 m_headersLayout = new QVBoxLayout;
69 m_headersLayout->setContentsMargins(0, 0, 0, 0);
70 m_headersLayout->setSpacing(0);
71 view->headers_container->setLayout(m_headersLayout);
73 connect(view->headers_area->verticalScrollBar(), SIGNAL(valueChanged(int)), m_trackview->verticalScrollBar(), SLOT(setValue(int)));
75 tracksLayout->addWidget(m_trackview);
77 connect(m_trackview->verticalScrollBar(), SIGNAL(valueChanged(int)), view->headers_area->verticalScrollBar(), SLOT(setValue(int)));
78 connect(m_trackview, SIGNAL(trackHeightChanged()), this, SLOT(slotRebuildTrackHeaders()));
80 parseDocument(m_doc->toXml());
82 connect(m_trackview, SIGNAL(cursorMoved(int, int)), m_ruler, SLOT(slotCursorMoved(int, int)));
83 connect(m_trackview->horizontalScrollBar(), SIGNAL(valueChanged(int)), m_ruler, SLOT(slotMoveRuler(int)));
84 connect(m_trackview, SIGNAL(mousePosition(int)), this, SIGNAL(mousePosition(int)));
85 connect(m_trackview, SIGNAL(transitionItemSelected(Transition*, bool)), this, SLOT(slotTransitionItemSelected(Transition*, bool)));
86 slotChangeZoom(m_doc->zoom());
90 int TrackView::duration() const {
91 return m_trackview->duration();
94 int TrackView::tracksNumber() const {
95 return m_projectTracks - 1;
98 int TrackView::inPoint() const {
99 return m_ruler->inPoint();
102 int TrackView::outPoint() const {
103 return m_ruler->outPoint();
106 void TrackView::slotSetZone(QPoint p) {
110 void TrackView::slotTransitionItemSelected(Transition *t, bool update) {
111 emit transitionItemSelected(t, update);
114 void TrackView::setDuration(int dur) {
115 m_trackview->setDuration(dur);
116 m_ruler->setDuration(dur);
119 void TrackView::parseDocument(QDomDocument doc) {
121 m_documentErrors = QString();
122 // kDebug() << "//// DOCUMENT: " << doc.toString();
123 QDomNode props = doc.elementsByTagName("properties").item(0);
124 if (!props.isNull()) {
125 cursorPos = props.toElement().attribute("timeline_position").toInt();
128 // parse project tracks
129 QDomNodeList tracks = doc.elementsByTagName("track");
130 QDomNodeList playlists = doc.elementsByTagName("playlist");
132 m_projectTracks = tracks.count();
133 int trackduration = 0;
138 int pos = m_projectTracks - 1;
141 for (int i = 0; i < m_projectTracks; i++) {
142 e = tracks.item(i).toElement();
143 QString playlist_name = e.attribute("producer");
144 if (playlist_name != "black_track" && playlist_name != "playlistmain") {
145 // find playlist related to this track
147 for (int j = 0; j < m_projectTracks; j++) {
148 p = playlists.item(j).toElement();
149 if (p.attribute("id") == playlist_name) break;
151 videotrack = (e.attribute("hide") != "video");
152 trackduration = slotAddProjectTrack(pos, p, videotrack);
154 //kDebug() << " PRO DUR: " << trackduration << ", TRACK DUR: " << duration;
155 if (trackduration > duration) duration = trackduration;
157 // background black track
158 for (int j = 0; j < m_projectTracks; j++) {
159 p = playlists.item(j).toElement();
160 if (p.attribute("id") == playlist_name) break;
162 int black_clips = p.childNodes().count();
163 for (int i = 0; i < black_clips; i++)
164 m_doc->loadingProgressed();
165 qApp->processEvents();
171 QDomNodeList transitions = doc.elementsByTagName("transition");
172 int projectTransitions = transitions.count();
173 //kDebug() << "//////////// TIMELINE FOUND: " << projectTransitions << " transitions";
174 for (int i = 0; i < projectTransitions; i++) {
175 e = transitions.item(i).toElement();
176 QDomNodeList transitionparams = e.childNodes();
177 bool transitionAdd = true;
180 bool isAutomatic = false;
181 bool forceTrack = false;
182 QString mlt_geometry;
184 for (int k = 0; k < transitionparams.count(); k++) {
185 p = transitionparams.item(k).toElement();
187 QString paramName = p.attribute("name");
188 // do not add audio mixing transitions
189 if (paramName == "internal_added" && p.text() == "237") {
190 transitionAdd = false;
191 //kDebug() << "// TRANSITRION " << i << " IS NOT VALID (INTERN ADDED)";
193 } else if (paramName == "a_track") a_track = p.text().toInt();
194 else if (paramName == "b_track") b_track = p.text().toInt();
195 else if (paramName == "mlt_service") mlt_service = p.text();
196 else if (paramName == "geometry") mlt_geometry = p.text();
197 else if (paramName == "automatic" && p.text() == "1") isAutomatic = true;
198 else if (paramName == "force_track" && p.text() == "1") forceTrack = true;
201 if (transitionAdd || mlt_service != "mix") {
202 // Transition should be added to the scene
203 ItemInfo transitionInfo;
204 QString transitionId;
205 if (mlt_service == "composite") {
206 // When adding composite transition, check if it is a wipe transition
207 if (mlt_geometry == "0%,0%:100%x100%") transitionId = "alphatransparency";
208 else if (mlt_geometry.count(';') == 1) {
209 mlt_geometry.remove(QChar('%'), Qt::CaseInsensitive);
210 mlt_geometry.replace(QChar('x'), QChar(','), Qt::CaseInsensitive);
211 QString start = mlt_geometry.section(';', 0, 0);
212 start = start.section(':', 0, 1);
213 start.replace(QChar(':'), QChar(','), Qt::CaseInsensitive);
214 QString end = mlt_geometry.section('=', 1, 1);
215 end = end.section(':', 0, 1);
216 end.replace(QChar(':'), QChar(','), Qt::CaseInsensitive);
217 start.append(',' + end);
218 QStringList numbers = start.split(',', QString::SkipEmptyParts);
219 bool isWipeTransition = true;
221 for (int i = 0; i < numbers.size(); ++i) {
222 checkNumber = qAbs(numbers.at(i).toInt());
223 if (checkNumber != 0 && checkNumber != 100) {
224 isWipeTransition = false;
228 if (isWipeTransition) transitionId = "wipe";
231 QDomElement base = MainWindow::transitions.getEffectByTag(mlt_service, transitionId).cloneNode().toElement();
233 for (int k = 0; k < transitionparams.count(); k++) {
234 p = transitionparams.item(k).toElement();
236 QString paramName = p.attribute("name");
237 QString paramValue = p.text();
239 QDomNodeList params = base.elementsByTagName("parameter");
240 if (paramName != "a_track" && paramName != "b_track") for (int i = 0; i < params.count(); i++) {
241 QDomElement e = params.item(i).toElement();
242 if (!e.isNull() && e.attribute("tag") == paramName) {
243 if (e.attribute("type") == "double") {
244 QString factor = e.attribute("factor", "1");
246 double val = paramValue.toDouble() * factor.toDouble();
247 paramValue = QString::number(val);
250 e.setAttribute("value", paramValue);
258 doc.appendChild(doc.importNode(base, true));
259 kDebug() << "/////// TRANSITION XML: "<< doc.toString();*/
261 transitionInfo.startPos = GenTime(e.attribute("in").toInt(), m_doc->fps());
262 transitionInfo.endPos = GenTime(e.attribute("out").toInt() + 1, m_doc->fps());
263 transitionInfo.track = m_projectTracks - 1 - b_track;
264 //kDebug() << "/////////////// +++++++++++ ADDING TRANSITION ON TRACK: " << b_track << ", TOTAL TRKA: " << m_projectTracks;
265 Transition *tr = new Transition(transitionInfo, a_track, m_doc->fps(), base, isAutomatic);
266 if (forceTrack) tr->setForcedTrack(true, a_track);
267 m_scene->addItem(tr);
272 QDomNodeList guides = doc.elementsByTagName("guide");
273 for (int i = 0; i < guides.count(); i++) {
274 e = guides.item(i).toElement();
275 const QString comment = e.attribute("comment");
276 const GenTime pos = GenTime(e.attribute("time").toDouble());
277 m_trackview->addGuide(pos, comment);
280 m_trackview->setDuration(duration);
281 kDebug() << "/////////// TOTAL PROJECT DURATION: " << duration;
282 slotRebuildTrackHeaders();
283 if (!m_documentErrors.isNull()) KMessageBox::sorry(this, m_documentErrors);
284 //m_trackview->setCursorPos(cursorPos);
285 //m_scrollBox->setGeometry(0, 0, 300 * zoomFactor(), m_scrollArea->height());
288 void TrackView::slotDeleteClip(const QString &clipId) {
289 m_trackview->deleteClip(clipId);
292 void TrackView::setCursorPos(int pos) {
293 m_trackview->setCursorPos(pos);
296 void TrackView::moveCursorPos(int pos) {
297 m_trackview->setCursorPos(pos, false);
300 void TrackView::slotChangeZoom(int factor) {
301 m_doc->setZoom(factor);
302 m_ruler->setPixelPerMark(factor);
303 m_scale = (double) FRAME_SIZE / m_ruler->comboScale[factor]; // m_ruler->comboScale[m_currentZoom] /
304 m_trackview->setScale(m_scale);
307 int TrackView::fitZoom() const {
308 int zoom = (int)((duration() + 20 / m_scale) * FRAME_SIZE / m_trackview->width());
310 for (i = 0; i < 13; i++)
311 if (m_ruler->comboScale[i] > zoom) break;
315 const double TrackView::zoomFactor() const {
319 const int TrackView::mapLocalToValue(int x) const {
320 return (int)(x * zoomFactor());
323 KdenliveDoc *TrackView::document() {
327 void TrackView::refresh() {
328 m_trackview->viewport()->update();
331 void TrackView::slotRebuildTrackHeaders() {
332 QList <TrackInfo> list = m_trackview->tracksList();
333 QList<HeaderTrack *> widgets = this->findChildren<HeaderTrack *>();
334 for (int i = 0; i < widgets.count(); i++)
335 delete widgets.at(i);
336 int max = list.count();
337 for (int i = 0; i < max; i++) {
338 HeaderTrack *header = new HeaderTrack(i, list.at(max - i - 1), this);
339 connect(header, SIGNAL(switchTrackVideo(int)), m_trackview, SLOT(slotSwitchTrackVideo(int)));
340 connect(header, SIGNAL(switchTrackAudio(int)), m_trackview, SLOT(slotSwitchTrackAudio(int)));
342 //TODO: re-enable when add / remove track is implemented
343 connect(header, SIGNAL(deleteTrack(int)), m_trackview, SLOT(slotDeleteTrack(int)));
344 connect(header, SIGNAL(insertTrack(int)), m_trackview, SLOT(slotInsertTrack(int)));*/
345 m_headersLayout->addWidget(header);
347 view->headers_container->adjustSize();
350 int TrackView::slotAddProjectTrack(int ix, QDomElement xml, bool videotrack) {
354 info.type = VIDEOTRACK;
356 info.isBlind = false;
358 info.type = AUDIOTRACK;
360 info.isBlind = false;
363 m_trackview->addTrack(info);
365 int trackTop = KdenliveSettings::trackheight() * ix;
368 for (QDomNode n = xml.firstChild(); !n.isNull(); n = n.nextSibling()) {
369 QDomElement elem = n.toElement();
370 if (elem.tagName() == "blank") {
371 position += elem.attribute("length").toInt();
372 } else if (elem.tagName() == "entry") {
373 m_doc->loadingProgressed();
374 qApp->processEvents();
376 int in = elem.attribute("in").toInt();
377 QString idString = elem.attribute("producer");
378 QString id = idString;
379 bool hasSpeedAttribute = false;
381 if (idString.startsWith("slowmotion")) {
382 hasSpeedAttribute = true;
383 id = idString.section(":", 1, 1);
384 speed = idString.section(":", 2, 2).toDouble();
385 } else id = id.section('_', 0, 0);
386 DocClipBase *clip = m_doc->clipManager()->getClipById(id);
388 int out = elem.attribute("out").toInt();
391 clipinfo.startPos = GenTime(position, m_doc->fps());
392 clipinfo.endPos = clipinfo.startPos + GenTime(out - in + 1, m_doc->fps());
393 clipinfo.cropStart = GenTime(in, m_doc->fps());
395 //kDebug() << "// INSERTING CLIP: " << in << "x" << out << ", track: " << ix << ", ID: " << id << ", SCALE: " << m_scale << ", FPS: " << m_doc->fps();
396 ClipItem *item = new ClipItem(clip, clipinfo, m_doc->fps(), false);
397 if (hasSpeedAttribute) item->setSpeed(speed);
398 m_scene->addItem(item);
399 clip->addReference();
400 position += (out - in + 1);
402 // parse clip effects
403 QDomNodeList effects = elem.childNodes();
404 for (int ix = 0; ix < effects.count(); ix++) {
405 QDomElement effect = effects.at(ix).toElement();
406 if (effect.tagName() == "filter") {
407 // add effect to clip
411 // Get effect tag & index
412 for (QDomNode n3 = effect.firstChild(); !n3.isNull(); n3 = n3.nextSibling()) {
413 // parse effect parameters
414 QDomElement effectparam = n3.toElement();
415 if (effectparam.attribute("name") == "tag") {
416 effecttag = effectparam.text();
417 } else if (effectparam.attribute("name") == "kdenlive_id") {
418 effectid = effectparam.text();
419 } else if (effectparam.attribute("name") == "kdenlive_ix") {
420 effectindex = effectparam.text();
423 //kDebug() << "+ + CLIP EFF FND: " << effecttag << ", " << effectid << ", " << effectindex;
424 // get effect standard tags
425 QDomElement clipeffect = MainWindow::customEffects.getEffectByTag(QString(), effectid);
426 if (clipeffect.isNull()) clipeffect = MainWindow::videoEffects.getEffectByTag(effecttag, effectid);
427 if (clipeffect.isNull()) clipeffect = MainWindow::audioEffects.getEffectByTag(effecttag, effectid);
428 if (clipeffect.isNull()) {
429 kDebug() << "/// WARNING, EFFECT: " << effecttag << ": " << effectid << " not found, removing it from project";
430 m_documentErrors.append(i18n("Effect %1:%2 not found in MLT, it was removed from this project\n", effecttag, effectid));
431 elem.removeChild(effects.at(ix));
434 QDomElement currenteffect = clipeffect.cloneNode().toElement();
435 currenteffect.setAttribute("kdenlive_ix", effectindex);
436 QDomNodeList clipeffectparams = currenteffect.childNodes();
438 if (MainWindow::videoEffects.hasKeyFrames(currenteffect)) {
439 //kDebug() << " * * * * * * * * * * ** CLIP EFF WITH KFR FND * * * * * * * * * * *";
440 // effect is key-framable, read all effects to retrieve keyframes
444 QDomNodeList params = currenteffect.elementsByTagName("parameter");
445 for (int i = 0; i < params.count(); i++) {
446 QDomElement e = params.item(i).toElement();
447 if (e.attribute("type") == "keyframe") {
448 starttag = e.attribute("starttag", "start");
449 endtag = e.attribute("endtag", "end");
450 factor = e.attribute("factor", "1").toDouble();
455 int effectin = effect.attribute("in").toInt();
456 int effectout = effect.attribute("out").toInt();
459 for (QDomNode n3 = effect.firstChild(); !n3.isNull(); n3 = n3.nextSibling()) {
460 // parse effect parameters
461 QDomElement effectparam = n3.toElement();
462 if (effectparam.attribute("name") == starttag)
463 startvalue = effectparam.text().toDouble() * factor;
464 if (effectparam.attribute("name") == endtag)
465 endvalue = effectparam.text().toDouble() * factor;
467 // add first keyframe
468 keyframes.append(QString::number(effectin) + ":" + QString::number(startvalue) + ";" + QString::number(effectout) + ":" + QString::number(endvalue) + ";");
469 QDomNode lastParsedEffect;
471 QDomNode n2 = effects.at(ix);
472 bool continueParsing = true;
473 for (; !n2.isNull() && continueParsing; n2 = n2.nextSibling()) {
475 QDomElement kfreffect = n2.toElement();
476 int effectout = kfreffect.attribute("out").toInt();
478 for (QDomNode n4 = kfreffect.firstChild(); !n4.isNull(); n4 = n4.nextSibling()) {
479 // parse effect parameters
480 QDomElement subeffectparam = n4.toElement();
481 if (subeffectparam.attribute("name") == "kdenlive_ix" && subeffectparam.text() != effectindex) {
482 //We are not in the same effect, stop parsing
483 lastParsedEffect = n2.previousSibling();
485 continueParsing = false;
487 } else if (subeffectparam.attribute("name") == endtag) {
488 endvalue = subeffectparam.text().toDouble() * factor;
492 if (continueParsing) {
493 keyframes.append(QString::number(effectout) + ":" + QString::number(endvalue) + ";");
498 params = currenteffect.elementsByTagName("parameter");
499 for (int i = 0; i < params.count(); i++) {
500 QDomElement e = params.item(i).toElement();
501 if (e.attribute("type") == "keyframe") e.setAttribute("keyframes", keyframes);
503 if (!continueParsing) {
504 n2 = lastParsedEffect;
507 // Check if effect has in/out points
508 if (effect.hasAttribute("in")) {
509 EffectsList::setParameter(currenteffect, "in", effect.attribute("in"));
511 if (effect.hasAttribute("out")) {
512 EffectsList::setParameter(currenteffect, "out", effect.attribute("out"));
516 // adjust effect parameters
517 for (QDomNode n3 = effect.firstChild(); !n3.isNull(); n3 = n3.nextSibling()) {
518 // parse effect parameters
519 QDomElement effectparam = n3.toElement();
520 QString paramname = effectparam.attribute("name");
521 QString paramvalue = effectparam.text();
523 // try to find this parameter in the effect xml
525 for (int k = 0; k < clipeffectparams.count(); k++) {
526 e = clipeffectparams.item(k).toElement();
527 if (!e.isNull() && e.tagName() == "parameter" && e.attribute("name") == paramname) {
528 e.setAttribute("value", paramvalue);
533 item->addEffect(currenteffect, false);
534 item->effectsCounter();
538 } else kWarning() << "CANNOT INSERT CLIP " << id;
539 //m_clipList.append(clip);
542 //m_trackDuration = position;
545 //documentTracks.insert(ix, track);
546 kDebug() << "************* ADD DOC TRACK " << ix << ", DURATION: " << position;
551 QGraphicsScene *TrackView::projectScene() {
555 CustomTrackView *TrackView::projectView() {
559 void TrackView::setEditMode(const QString & editMode) {
560 m_editMode = editMode;
563 const QString & TrackView::editMode() const {
569 #include "trackview.moc"